/Engine/Plugins/Tests/RHITests/Source/RHITests/Public/RHIBufferTests.h
Copies data in the specified vertex buffer back to the CPU, and passes a pointer to that data to the provided verification lambda.
static bool VerifyBufferContents ( const TCHAR * TestName, [FRHICommandListImmediate](API\Runtime\RHI\FRHICommandListImmediate) & RHICmdList, [FRHIBuffer](API\Runtime\RHI\FRHIBuffer) * Buffer, TConstArrayView< uint8 > ExpectedData )